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Table 1 Baseline characteristics of patients included in the study by readmission status over 365 days.

From: Psychosocial risk factors for hospital readmission in COPD patients on early discharge services: a cohort study

 

All

Not readmitted

Readmitted

p-value

Subjects n

79

19

60

 

Age yrs

65.3 ± 9.9

61.2 ± 8.7

66.6 ± 10.0

0.036

Sex

    

male n (%)

44 (56)

10 (23)

34 (77)

0.965

female n (%)

35 (44)

9 (26)

26 (74)

 

Carstairs score

5.48 ± 3.14

5.52 ± 3.5

5.47 ± 3.0

0.952

Smoking status

    

Current n (%)

37 (47)

12 (32)

25 (68)

0.170

Ex/Never n (%)

42 (53)

7 (17)

35 (83)

 

Home ownership

    

yes (%)

48 (61)

7 (23)

24 (77)

 

no (%)

31 (39)

12 (25)

36 (75)

0.806

FEV1% predicted

42.2 ± 18.4

54.0 ± 19.8

38.4 ± 16.4

0.001

Previous COPD admission

    

yes (%)

66 (83)

12 (18)

54 (82)

 

no (%)

13 (17)

7 (54)

6 (46)

0.017

Age adjusted CCI

3.0 (3-4)

3.0 (2-4)

3.0 (3-4.75)

0.058

SGRQ total

58.8 ± 14.6

56.77 ± 13.7

59.51 ± 14.9

0.480

HADS-Anxiety

8.8 ± 4.3

9.47 ± 4.6

8.53 ± 4.2

0.407

HADS-Depression

7.0 ± 3.8

5.58 ± 3.5

7.45 ± 3.8

0.060

HADS-Total

15.8 ± 7.0

15.05 ± 7.2

15.98 ± 6.9

0.615

ESSI total

29 (22-32)

30 (25-32)

27 (21-32)

0.372

  1. All data are presented as mean ± SD, median (interquartile range) or number and %. The p-value corresponds to the results from the t-test (mean ± SD) or Mann-Whitney test (median, interquartile range) for continuous variables and the chi-square test for categorical variables.
  2. CCI: Charlson Comorbidity Index; ESSI: Enhancing Recovery in Coronary Heart Disease Social Support Inventory; FEV1: forced expiratory volume in 1 second; HADS: Hospital Anxiety and Depression Scale; IQR: Interquartile range; SGRQ: St George's Respiratory Questionnaire.